Some formatting in EllipseGeometry.
Add texture rotation to ellipse and circle geometry.
Rotate tangents and binormals of extent when texture is rotated.
Add test.
Add extruded ellipse rendering tests.
Change t texture coordinate of ellipse geometry.
Remove unused variable.
Merge branch 'master' into ellipseTextureRotation
Remove unused variable.
Merge branch 'master' into ellipseTextureRotation
Match texture rotation with geometry rotation.
Fix test failure.
Merge pull request #967 from AnalyticalGraphicsInc/ellipseTextureRotation

Ellipse texture rotation